, Sacrifice a land: Target creature gets +2/+0 until end of turn.

Flash

Enchant creature

Enchanted creature has shroud. (It can't be the target of spells or abilities.)

If an opponent controls seven or more lands, this spell costs less to cast.

Flying

: Avatar of Fury gets +1/+0 until end of turn.

If an opponent controls at least four more creatures than you, this spell costs less to cast.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

If there are ten or more creature cards total in all graveyards, this spell costs less to cast.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

: Destroy target creature. It can't be regenerated.

Target player's life total becomes 20.

Flying

, Sacrifice a land: Search your library for a Mercenary permanent card with mana value 2 or less, put it onto the battlefield, then shuffle.

Activated abilities of nontoken Rebels cost an additional "Sacrifice a land" to activate.

Celestial Convergence enters with seven omen counters on it.

At the beginning of your upkeep, remove an omen counter from Celestial Convergence. If there are no omen counters on Celestial Convergence, the player with the highest life total wins the game. If two or more players are tied for highest life total, the game is a draw.

: Tap all lands you control. Chimeric Idol becomes a 3/3 Turtle artifact creature until end of turn.

Sacrifice a land: Coastal Hornclaw gains flying until end of turn.

Flying

, Sacrifice X lands: Put X +1/+1 counters on Copper-Leaf Angel.

Whenever Death Charmer deals combat damage to a creature, that creature's controller loses 2 life unless they pay .

Destroy target land. Its controller loses 2 life.

Flying, vigilance

Each player creates a green Elephant creature token. Those creatures have "This creature's power and toughness are each equal to the number of creature cards in its controller's graveyard."

Enchant creature

Enchanted creature can block any number of creatures.

Exile target attacking creature unless its controller pays .

Fen Stalker has fear as long as you control no untapped lands. (It can't be blocked except by artifact creatures and/or black creatures.)

You may discard a Mountain card rather than pay this spell's mana cost.

Flameshot deals 3 damage divided as you choose among one, two, or three target creatures.

Enchant land

Enchanted land has ": Prevent the next 1 damage that would be dealt to any target this turn."

At the beginning of your upkeep, you may exile a land card from your graveyard. If you do, put a +1/+1 counter on target creature.

Prevent all damage that would be dealt to Glittering Lynx.

: Until end of turn, Glittering Lynx loses "Prevent all damage that would be dealt to Glittering Lynx." Any player may activate this ability.

Flash

Enchant creature

Enchanted creature gets -3/-0.

Hazy Homunculus can't be blocked as long as defending player controls an untapped land.

Hollow Warrior can't attack or block unless you tap an untapped creature you control not declared as an attacking or blocking creature this combat. (This cost is paid as attackers or blockers are declared.)

Inflame deals 2 damage to each creature dealt damage this turn.

, , Discard two cards: All lands target player controls become 3/3 creatures until end of turn. They're still lands.

, Sacrifice two lands: Destroy target land.

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

, , Discard two cards: Latulla, Keldon Overseer deals X damage to any target.

Whenever Lesser Gargadon attacks or blocks, sacrifice a land.

, , Discard two cards: Destroy all creatures except for Mageta the Lion. Those creatures can't be regenerated.

Lands target player controls don't untap during their next untap step.

Mercenary Informer can't be the target of black spells or abilities from black sources.

: Put target nontoken Mercenary on the bottom of its owner's library.

All combat damage that would be dealt to you this turn by target unblocked creature is dealt to its controller instead.

: Nakaya Shade gets +1/+1 until end of turn unless any player pays .

You may discard a Swamp card rather than pay this spell's mana cost.

Choose a creature type. All creatures of that type get -1/-1 until end of turn.

Up to three target creatures can't block this turn.

Whenever Plague Fiend deals combat damage to a creature, destroy that creature unless its controller pays .

Target player reveals their hand. You choose an instant or sorcery card from it and exile that card. You may cast that card for as long as it remains exiled. At the beginning of the next end step, if you haven't cast the card, return it to its owner's hand.

Defender (This creature can't attack.)

: Return Quicksilver Wall to its owner's hand. Any player may activate this ability.

Counter target spell unless its controller pays , where X is its mana value.

: Choose a color. Add one mana of that color unless any player pays . Activate only as an instant.

: Tap target creature unless its controller pays .

Draw three cards. Then if any player pays , discard three cards.

Whenever an opponent casts a spell, you may draw a card unless that player pays .

Unless any player pays , search your library for a card, put that card into your hand, then shuffle.

Flying

: Ribbon Snake loses flying until end of turn. Any player may activate this ability.

Mercenaries don't untap during their controllers' untap steps.