+1: Search your library for a Swamp card, reveal it, put it into your hand, then shuffle.−3: Target creature gets +X/+X or -X/-X until end of turn, where X is the number of Swamps you control.−6: You get an emblem with "Swamps you control have ': Add .'"
Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)If one or more tokens would be created under your control, those tokens plus that many 1/1 green Squirrel creature tokens are created instead., Sacrifice X Squirrels: Target creature gets +X/-X until end of turn.
Each opponent can cast spells only any time they could cast a sorcery.+1: Until your next turn, you may cast sorcery spells as though they had flash.−3: Return up to one target artifact, creature, or enchantment to its owner's hand. Draw a card.
+1: Search your library for a Swamp card, reveal it, put it into your hand, then shuffle.−3: Target creature gets +X/+X or -X/-X until end of turn, where X is the number of Swamps you control.−6: You get an emblem with "Swamps you control have ': Add .'"
FlyingWhen Derevi, Empyrial Tactician enters and whenever a creature you control deals combat damage to a player, you may tap or untap target permanent.: Put Derevi onto the battlefield from the command zone.
Evolve (Whenever a creature you control enters, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)Whenever an opponent casts a noncreature spell with mana value less than Pollywog Prodigy's power, draw a card.
Each opponent can cast spells only any time they could cast a sorcery.+1: Until your next turn, you may cast sorcery spells as though they had flash.−3: Return up to one target artifact, creature, or enchantment to its owner's hand. Draw a card.
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.)Whenever another creature you control enters, this creature deals 1 damage to each opponent.
Activated abilities of artifacts your opponents control can't be activated.+1: Until your next turn, up to one target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value.−2: You may reveal an artifact card you own from outside the game or choose a face-up artifact card you own in exile. Put that card...