Target player mills five cards. Draw a card for each card type among cards milled this way. (The card types are artifact, creature, enchantment, land, instant, planeswalker, sorcery, and tribal.)
Other creatures have haste and attack each combat if able. Nonland cards in your hand have paranoia {4}. (The owner of a card with paranoia {4} may cast it from their hand for {4} when a permanent they control leaves the battlefield.)
When Thorn Tender enters the battlefield, rouse 1, then put a +1/+1 counter on each creature you control. (Put a +1/+1 counter on a permanent you control. If it isn't a creature, tap it and it becomes a 0/0 creature in addition to its other types.)
Whenever an opponent draws a card except during their draw step, adjudicate. (Create a white Aura enchantment token with enchant creature and “Sacrifice this token: Untap enchanted creature” attached to target creature.) Whenever an enchanted creature you control deals combat damage to a player, draw a card.
Whenever you draw a card, you may have target opponent exile the top card of their library face down. You may look at and play cards exiled with Thought Siphon, and you may spend blue mana as though it were mana of any color to cast them.
When Thoughtgrinder enters the battlefield, each player discards a card. Unearth {1}{U}{B}({1}{U}{B}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the end step or if it would leave the battlefield. Unearth only as a sorcery.)
Flash When Threadspinner enters the battlefield, untap each enchanted permanent you control. Enchanted creatures you control get +1/+1 until end of turn.
“The worlds of Calavan are a living tapestry, and aether is both ink and brush.”
Reveal the cards in your library. Target opponent chooses three nonland cards with different names from it. You put the chosen cards into your hand. Then shuffle.
Wu Xing (Add effects based on the number of colors of mana spent to cast this spell.) 1 | Draw three cards. 5 | Add {W}{U}{B}{R}{G}. You can cast only one more spell this turn.
When Threshing Sundew enters the battlefield, merge up to one target creature card in your graveyard under it. Threshing Sundew has that card's abilities. When Threshing Sundew dies, return all other cards merged with it to their owner's hand.
Haste At the beginning of combat on your turn, create two nonlegendary token copies of Thrice-Clawed Troika. Then for each creature token created this way, create token copies of each permanent attached to Thrice-Clawed Troika and attach them to that creature token. Exile all tokens created this way at end of combat.
Whenever Thrinax Sporemother or another nontoken creature you control dies, create a 1/1 green Saproling creature token. Whenever a creature card is exiled from your graveyard, create a 1/1 green Saproling creature token.
New habitats allowed Jund's wildlife to become more tenacious than ever.
Trample, haste Thriving Hydra enters the battlefield with four +1/+1 counters on it. When Thriving Hydra enters the battlefield, for each other creature you control, put X +1/+1 counters on that creature, where X is four minus its power. Whenever Thriving Hydra attacks, double the number of +1/+1 counters on each creature you control.
As an additional cost to cast this spell, sacrifice a land. Creatures you control get +1/+1 and gain trample until end of turn for each land you control.
Gestalt (When this or another creature enters under your control, you may merge it with the one in play, keeping counters and attachments. They become the permanent on top plus all abilities from under it.) Hexproof At the beginning of your upkeep, put a +1/+1 counter on this creature.