Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)

: Goblin Banneret gets +2/+0 until end of turn.

Haste

When Goblin Cruciverbalist enters, create a colorless artifact token named your choice of A, E, I, O, or U.

Whenever Goblin Cruciverbalist attacks, using the first letters of the names of permanents you control, spell a word you haven't spelled this game. It gets +1/+0 until end of turn for each letter in that word.

Other Goblin creatures you control attack each combat if able.

At the beginning of combat on your turn, create a 1/1 red Goblin creature token with haste.

Whenever Goblin Rabblemaster attacks, it gets +1/+0 until end of turn for each other attacking Goblin.

Creature spells you cast with power 4 or greater cost less to cast.

Whenever Goreclaw, Terror of Qal Sisma attacks, each creature you control with power 4 or greater gets +1/+1 and gains trample until end of turn.

Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.)

Whenever Grenzo's Ruffians deals combat damage to an opponent, it deals that much damage to each other opponent.

Riot (This creature enters with your choice of a +1/+1 counter or haste.)

Whenever Gruul Beastmaster attacks, another target creature you control gets +X/+0 until end of turn, where X is Gruul Beastmaster's power.

Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)

Whenever Gustcloak Cavalier attacks, you may tap target creature.

Whenever Gustcloak Cavalier becomes blocked, you may untap Gustcloak Cavalier and remove it from combat.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I — Mill three cards. You may put an Elf or Tyvar card from your graveyard onto the battlefield.

II — Put a +1/+1 counter on each Elf you control.

III — Whenever an Elf you control attacks this turn, target creature an opponent controls gets -1/-1 until end of turn.

Commander creatures you own have "Whenever this creature attacks a player, if no opponent has more life than that player, another target creature you control gets +X/+X until end of turn, where X is this creature's power."

Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.)

Whenever Hero of Bladehold attacks, create two 1/1 white Soldier creature tokens that are tapped and attacking.

Whenever Hollow Dogs attacks, it gets +2/+0 until end of turn.

Vigilance

Whenever Icewrought Sentry attacks, you may pay . When you do, tap target creature an opponent controls.

Whenever you tap an untapped creature an opponent controls, Icewrought Sentry gets +2/+1 until end of turn.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

: Add , , or .

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

Whenever Impetuous Protege attacks, it gets +X/+0 until end of turn, where X is the greatest power among tapped creatures your opponents control.

Trample

Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.)

Paradox — Whenever you cast a spell from anywhere other than your hand, create a 2/2 red Alien Warrior creature token.

+1: Until your next turn, whenever a creature an opponent controls attacks, it gets -1/-0 until end of turn.

−2: Reveal the top three cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other on the bottom of your library in any order.

−8: For each player, search that player's library for a nonland card and exile it, then that player shuffles. You may cast those cards without paying their mana costs.

Whenever Joven's Ferrets attacks, it gets +0/+2 until end of turn.

At end of combat, tap all creatures that blocked Joven's Ferrets this turn. They don't untap during their controller's next untap step.

Whenever Keldon Berserker attacks, if you control no untapped lands, it gets +3/+0 until end of turn.

Protection from black (This creature can't be blocked, targeted, dealt damage, or enchanted by anything black.)

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

Whenever Knotvine Paladin attacks, it gets +1/+1 until end of turn for each untapped creature you control.

Trample

Whenever Kuldotha Cackler attacks, it gets +X/+0 until end of turn, where X is the number of permanents you control with oil counters on them.

Lattice-Blade Mantis enters with two oil counters on it.

Whenever Lattice-Blade Mantis attacks, you may remove an oil counter from it. If you do, untap it and it gets +1/+1 until end of turn.

Whenever Ledev Champion attacks, you may tap any number of untapped creatures you control. Ledev Champion gets +1/+1 until end of turn for each creature tapped this way.

: Create a 1/1 white Soldier creature token with lifelink.

Sneak Attack — Whenever Lightfoot Rogue attacks, roll a d20.

1–9 | Lightfoot Rogue gains deathtouch until end of turn.

10–19 | It gets +1/+0 and gains deathtouch until end of turn.

20 | It gets +3/+0 and gains first strike and deathtouch until end of turn.

Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.)

Whenever Lurking Nightstalker attacks, it gets +2/+0 until end of turn.

Flying, trample

Join forces — Whenever Mana-Charged Dragon attacks or blocks, each player starting with you may pay any amount of mana. Mana-Charged Dragon gets +X/+0 until end of turn, where X is the total amount of mana paid this way.

Menace (This creature can't be blocked except by two or more creatures.)

Whenever Mayhem Patrol attacks, target creature gets +1/+0 until end of turn.

Blitz (If you cast this spell for its blitz cost, it gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step.)

Trample

Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.)

Whenever a player attacks you, target attacking creature gets -2/-0 until end of turn.

Whenever a player attacks, if they aren't attacking you, that player chooses an attacking creature. It gets +2/+0 until end of turn.

Whenever Murk Dwellers attacks and isn't blocked, it gets +2/+0 until end of combat.

When Myr Battlesphere enters, create four 1/1 colorless Myr artifact creature tokens.

Whenever Myr Battlesphere attacks, you may tap X untapped Myr you control. If you do, Myr Battlesphere gets +X/+0 until end of turn and deals X damage to the player or planeswalker it's attacking.

Flying

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

Whenever Nefarox, Overlord of Grixis attacks alone, defending player sacrifices a creature of their choice.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

: Add , , or .

First strike

Whenever Ogre Battlecaster attacks, you may cast target instant or sorcery card from your graveyard by paying in addition to its other costs. If that spell would be put into a graveyard, exile it instead. When you cast that spell, Ogre Battlecaster gets +X/+0 until end of turn, where X is that spell's mana value.

O-Kagachi Made Manifest is all colors.

Flying, trample

Whenever O-Kagachi Made Manifest attacks, defending player chooses a nonland card in your graveyard. Return that card to your hand. O-Kagachi Made Manifest gets +X/+0 until end of turn, where X is the mana value of that card.

Trample

Whenever Oliphaunt attacks, another target creature you control gets +2/+0 and gains trample until end of turn.

Mountaincycling (, Discard this card: Search your library for a Mountain card, reveal it, put it into your hand, then shuffle.)

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.)

Flying, lifelink, haste

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

Other Vampires you control have exalted.

Whenever Orphans of the Wheat attacks, tap any number of untapped creatures you control. Orphans of the Wheat gets +1/+1 until end of turn for each creature tapped this way.

As long as Pact Weapon is attached to a creature, you don't lose the game for having 0 or less life.

Whenever equipped creature attacks, draw a card and reveal it. The creature gets +X/+X until end of turn and you lose X life, where X is that card's mana value.

Equip—Discard a card.

Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.)

Rosarius — Whenever Primaris Chaplain attacks, it gains indestructible until end of turn.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

, Sacrifice Qasali Pridemage: Destroy target artifact or enchantment.

Whenever Radha's Firebrand attacks, target creature defending player controls with power less than Radha's Firebrand's power can't block this turn.

Domain — : Radha's Firebrand gets +2/+2 until end of turn. This ability costs less to activate for each basic land type among lands you control. Activate only once each turn.

Each creature you control with a mana ability gets +2/+2.

Whenever a creature you control with a mana ability attacks, untap it.

Whenever you cast a spell, if at least seven mana was spent to cast it, untap target creature. It gets +7/+7 and gains trample until end of turn.

Whenever Rambling Possum attacks while saddled, it gets +1/+2 until end of turn. Then you may return any number of creatures that saddled it this turn to their owner's hand.

Saddle 1 (Tap any number of other creatures you control with total power 1 or more: This Mount becomes saddled until end of turn. Saddle only as a sorcery.)

Trample

Whenever Rampaging Brontodon attacks, it gets +1/+1 until end of turn for each land you control.

Whenever Razorfield Ripper or equipped creature attacks, you get (an energy counter), then it gets +X/+X until end of turn, where X is the amount of you have.

Reconfigure—Pay or . (Pay or : Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Whenever Reckless Ogre attacks alone, it gets +3/+0 until end of turn.

Haste

Landfall — Whenever a land you control enters, Reckless Pyrosurfer gains battle cry until end of turn. (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn. Each instance of battle cry triggers separately.)

Fallen Warrior — As an additional cost to cast this spell, you may exile a creature card from your graveyard.

Trample

Plasma Incinerator — Whenever Redemptor Dreadnought attacks, if a card is exiled with it, it gets +X/+X until end of turn, where X is the power of the exiled card.