Nemesis

Flying Players play with their hands revealed.

{U}, {T}, Discard a card: You may tap or untap target artifact, creature, or land.

If an opponent controls a Forest and you control an Island, you may cast this spell without paying its mana cost. Put target creature on top of it...

Flying Stronghold Zeppelin can block only creatures with flying.

{U}{U}, {T}, Discard a card: Counter target noncreature spell.

{U}{U}, {T}, Discard a card: Counter target creature spell.

Sneaky Homunculus can't block or be blocked by creatures with power 2 or greater.

{3}{U}: Return Sliptide Serpent to its owner's hand.

Sacrifice Seal of Removal: Return target creature to its owner's hand.

{3}, {T}: Search your library for a Merfolk permanent card, put it onto the battlefield, then shuffle.

{U}: Rootwater Thief gains flying until end of turn. Whenever Rootwater Thief deals combat damage to a player, you may pay {2}. If you do, search ...

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Lands don't untap during their controllers' untap steps. At the beginning of each player's upkeep, that player untaps a land they control.

Fading 5 (This enchantment enters the battlefield with five fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If...

Until end of turn, if a player taps a nonbasic land for mana, it produces colorless mana instead of any other type.

Protection from red

Fading 4 (This creature enters the battlefield with four fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If yo...

Target creature can't be blocked this turn.

You may return two Islands you control to their owner's hand rather than pay this spell's mana cost. Tap all creatures.

Gain control of target creature with mana value X or less.

You may return an Island you control to its owner's hand rather than pay this spell's mana cost. Counter target spell unless its controller pays {1}.

Flying Fading 3 (This creature enters the battlefield with three fade counters on it. At the beginning of your upkeep, remove a fade counter from ...

Enchant creature Enchanted creature has flying. Enchanted creature can block only creatures with flying.

Whenever a player casts a creature spell, that player sacrifices a permanent unless they pay {1}.