Whenever a permanent becomes tapped, put a wind counter on it. If a permanent with a wind counter on it would untap during its controller's untap step, remove all wind counters from it instead.
[+2]: Create a 1/1 green Elf Druid creature token with "{T}: Add {G}." [–2]: Destroy target artifact or enchantment. [–6]: Draw a card for each green creature you control. Freyalise, Llanowar's Fury can be your commander.
[+1]: Untap up to one target Elf. That Elf and a random Elf creature card in your hand perpetually get +1/+1. [–1]: Seek an Elf card. [–6]: Conjure a card named Regal Force onto the battlefield.
Trample, haste Whenever Froghemoth deals combat damage to a player, exile up to that many target cards from their graveyard. Put a +1/+1 counter on Froghemoth for each creature card exiled this way. You gain 1 life for each noncreature card exiled this way.
Devoid At the beginning of your upkeep, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add {C}." {1}{G}, Sacrifice From Beyond: Search your library for an Eldrazi card, reveal it, put it into your hand, then shuffle.
As Frontier Siege enters the battlefield, choose Khans or Dragons. • Khans — At the beginning of each of your main phases, add {G}{G}. • Dragons — Whenever a creature with flying enters the battlefield under your control, you may have it fight target creature you don't control.
Fruitcake Elemental is indestructible. At the end of your turn, Fruitcake Elemental deals 7 damage to you. {3}: Target player gains control of Fruitcake Elemental.
Experiments intended to create the perfect holiday emissary resulted in a substance harder than darksteel and a fraction as merry.
I — Create a 1/1 white Human creature token with ward {2} and a 4/4 white Alien Rhino creature token. II — Investigate. III — You may exile a Human you control and an artifact you control. If you do, search your library for a Doctor card, put it onto the battlefield, then shuffle.
Fungal Behemoth's power and toughness are each equal to the number of +1/+1 counters on creatures you control. Suspend X—{X}{G}{G}. X can't be 0. Whenever a time counter is removed from Fungal Behemoth while it's exiled, you may put a +1/+1 counter on target creature.
{1}{G}, Exile a creature card from your graveyard: Create a 1/1 green Saproling creature token. Sacrifice two Saprolings: You gain 2 life and draw a card.
Thallids nurture saprolings, entertain them, and eat them.