Flying

When Oceanus Dragon enters, tap target creature an opponent controls. Goad it. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

When Ol' Buzzbark enters, roll X six-sided dice onto the battlefield from a height of at least X inches. For each die, put a number of +1/+1 counters equal to the result on each creature you control that die is touching. For each die, Ol' Buzzbark deals damage equal to the result to each creature an opponent controls that die is touching.

Each opponent exiles a creature with the greatest power among creatures that player controls.

Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, Olórin's Searing Light deals damage to each opponent equal to the power of the creature they exiled.

Enchant snow land you control

When On Thin Ice enters, exile target creature an opponent controls until On Thin Ice leaves the battlefield.

Enchant basic land you control

When Ossification enters, exile target creature or planeswalker an opponent controls until Ossification leaves the battlefield.

Flying

When Overseer of the Damned enters, you may destroy target creature.

Whenever a nontoken creature an opponent controls dies, create a tapped 2/2 black Zombie creature token.

When Palace Jailer enters, you become the monarch.

When Palace Jailer enters, exile target creature an opponent controls until an opponent becomes the monarch.

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

Whenever you cast an artifact spell, put a +1/+1 counter on Patchwork Automaton.

Offspring (You may pay an additional as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.)

Trample

Whenever a creature you control becomes the target of a spell or ability an opponent controls, put a +1/+1 counter on target creature you control other than that creature.

Equipped creature gets +3/+3 and has ward . (Whenever equipped creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

Equip . This ability costs less to activate for each other Equipment you control.

Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

Flash

Whenever this creature mutates, you may return target creature an opponent controls to its owner's hand.

Untap target creature. It gets +2/+2 and gains lifelink until end of turn.

Enchant creature

Enchanted creature can't attack or block, and its activated abilities can't be activated.

Whenever a creature an opponent controls enters, you may attach Prison Term to that creature.

When Protocol Knight enters, tap target creature an opponent controls. Put a stun counter on that creature if you control another Knight. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Create a 3/3 green Beast creature token. Then if an opponent controls more creatures than you, return Pulse of the Tangle to its owner's hand.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)

Shroud (This creature can't be the target of spells or abilities.)

When a spell or ability an opponent controls causes you to discard Quagnoth, return it to your hand.

Target creature you control gets +1/+1 and gains first strike until end of turn. Creatures target opponent controls lose first strike and double strike until end of turn.

When Raffine's Silencer enters, it connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.)

When Raffine's Silencer dies, target creature an opponent controls gets -X/-X until end of turn, where X is Raffine's Silencer's power.

When Ravenloft Adventurer enters, you take the initiative.

If a creature an opponent controls would die, instead exile it and put a hit counter on it.

Whenever Ravenloft Adventurer attacks, if you've completed a dungeon, defending player loses 1 life for each card they own in exile with a hit counter on it.

Ravenous Slime can't be blocked by creatures with power 2 or less.

If a creature an opponent controls would die, instead exile it and put a number of +1/+1 counters equal to that creature's power on Ravenous Slime.

Alluring Eyes — : Goad target creature an opponent controls. That player draws a card. You add . (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Vigilance

When Referee Squad enters, tap target creature an opponent controls and put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Untap all creatures you control and all creatures target opponent controls. You and that opponent each gain control of all creatures the other controls until end of turn. Those creatures gain haste until end of turn.

Partner with Timin, Youthful Geist (When this creature enters, target player may put Timin into their hand from their library, then shuffle.)

Vigilance

Whenever a creature an opponent controls becomes tapped, if it isn't being declared as an attacker, put a +1/+1 counter on Rhoda, Geist Avenger.

Flying (This creature can't be blocked except by creatures with flying or reach.)

When Riddlemaster Sphinx enters, you may return target creature an opponent controls to its owner's hand.

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

When you unlock this door, this Room deals damage equal to the number of cards in your hand to target creature an opponent controls.

(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)

Flash

When Runaway Boulder enters, it deals 6 damage to target creature an opponent controls.

Cycling (, Discard this card: Draw a card.)

This spell costs less to cast for each card you own in exile and in your graveyard that's an instant card, a sorcery card, or a card that has an Adventure.

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

When Sand Scout enters, if an opponent controls more lands than you, search your library for a Desert card, put it onto the battlefield tapped, then shuffle.

Whenever one or more land cards are put into your graveyard from anywhere, create a 1/1 red, green, and white Sand Warrior creature token. This ability triggers only once each turn.

Choose one —

• Target player draws a card at the beginning of the next turn's upkeep.

• Target creature gains flying until end of turn.

• Target creature an opponent controls phases out. (While it's phased out, it's treated as though it doesn't exist. It phases in before its controller untaps during their next untap step.)

When you cast this spell, amass Orcs 5, mill five cards, then return a creature card from your graveyard to the battlefield.

Trample

Whenever a commander an opponent controls dies, the Ring tempts you.

Escalate (Pay this cost for each mode chosen beyond the first.)

Choose one or more —

• Creatures target player controls gain trample until end of turn.

• Savage Alliance deals 2 damage to target creature.

• Savage Alliance deals 1 damage to each creature target opponent controls.

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

, : Unless an opponent pays , gain control of target artifact for as long as Scarwood Bandits remains on the battlefield.

Flash

Cone of Cold — When Scion of Stygia enters, choose target creature an opponent controls, then roll a d20.

1–9 | Tap that creature.

10–20 | Tap that creature. It doesn't untap during its controller's next untap step.

Flash

When Seal Away enters, exile target tapped creature an opponent controls until Seal Away leaves the battlefield.

Seismic Wave deals 2 damage to any target and 1 damage to each nonartifact creature target opponent controls.

Vigilance (Attacking doesn't cause this creature to tap.)

At the beginning of combat on each opponent's turn, tap target creature that player controls.

Target creature an opponent controls perpetually gets -2/-2 and gains "At the beginning of each upkeep, this creature perpetually gets -1/-1."

When Shambling Ghast dies, choose one —

• Brave the Stench — Target creature an opponent controls gets -1/-1 until end of turn.

• Search the Body — Create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

Whenever a creature you control becomes the target of a spell or ability an opponent controls, you may draw a card.

: Adapt 1. (If this creature has no +1/+1 counters on it, put a +1/+1 counter on it.)

Whenever one or more +1/+1 counters are put on Sharktocrab, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

At the beginning of your end step, this Room deals 1 damage to each opponent.

(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)

: Permanents your opponents control lose hexproof, indestructible, protection, shroud, and ward until end of turn.

Whenever a creature an opponent controls becomes the target of a spell or ability you control, put a bounty counter on that creature.

Whenever a creature with a bounty counter on it dies, put two +1/+1 counters on Shay Cormac.

Enchant creature you control

When Sheltered by Ghosts enters, exile target nonland permanent an opponent controls until Sheltered by Ghosts leaves the battlefield.

Enchanted creature gets +1/+0 and has lifelink and ward .

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

At the beginning of your upkeep, return target creature card from your graveyard to the battlefield.

At the beginning of each opponent's upkeep, that player sacrifices a creature.

Flying

: Target creature an opponent controls attacks this turn if able.

, : Attacking creatures get -1/-1 until end of turn.

Until end of turn, creatures you control gain "When this creature dies, it deals 2 damage to target creature an opponent controls."

When Silkwrap enters, exile target creature with mana value 3 or less an opponent controls until Silkwrap leaves the battlefield. (That creature returns under its owner's control.)

Cast this spell only during an opponent's turn, before attackers are declared.

Creatures the active player controls attack this turn if able.

At the beginning of the next end step, destroy all non-Wall creatures that player controls that didn't attack this turn. Ignore this effect for each creature the player didn't control continuously since the beginning of the turn.