Ombrelande

Flying When Puppeteer Clique enters the battlefield, put target creature card from an opponent's graveyard onto the battlefield under your control...

Whenever a land enters the battlefield under an opponent's control, that player loses 2 life and you gain 2 life.

Starting with you, each player may pay any amount of life. Repeat this process until no one pays life. Each player creates a 1/1 black Rat creature...

Wither (This deals damage to creatures in the form of -1/-1 counters.) At the beginning of your upkeep, put a -1/-1 counter on each nonblack creature.

{X}, Discard a card with mana value X: Knollspine Invocation deals X damage to any target.

Flying When Knollspine Dragon enters the battlefield, you may discard your hand and draw cards equal to the damage dealt to target opponent this turn.

When Furystoke Giant enters the battlefield, other creatures you control gain "{T}: This creature deals 2 damage to any target" until end of turn. ...

Enchant creature Enchanted creature has "{T}: Create X 1/1 red Elemental creature tokens with haste, where X is this creature's power. Exile them ...

Deep-Slumber Titan enters the battlefield tapped. Deep-Slumber Titan doesn't untap during your untap step. Whenever Deep-Slumber Titan is dealt d...

When Cragganwick Cremator enters the battlefield, discard a card at random. If you discard a creature card this way, Cragganwick Cremator deals dam...

At the beginning of each end step, each opponent loses life equal to the life they lost this turn. (Damage causes loss of life.)

Other enchantments you control have shroud. (A permanent with shroud can't be the target of spells or abilities.) Enchanted creatures you control ...

At the beginning of your upkeep, if you have no cards in hand, each opponent loses 2 life. At the beginning of each opponent's upkeep, if that pla...

Whenever Dusk Urchins attacks or blocks, put a -1/-1 counter on it. When Dusk Urchins dies, draw a card for each -1/-1 counter on it.

If you would draw a card, draw two cards instead.

Take an extra turn after this one. Skip the untap step of that turn.

If you would gain life, you gain twice that much life instead.

Whenever River Kelpie or another permanent enters the battlefield from a graveyard, draw a card. Whenever a player casts a spell from a graveyard,...

At the beginning of your upkeep, you may exchange control of target nonland permanent you control and target nonland permanent an opponent controls...

Flying {1}{U}, {Q}: Target opponent exiles the top card of their library. Until end of turn, you may play that card. ({Q} is the untap symbol.)

Shroud (This creature can't be the target of spells or abilities.) Isleback Spawn gets +4/+8 as long as a library has twenty or fewer cards in it.

Counter target spell. Search its controller's graveyard, hand, and library for all cards with the same name as that spell and exile them. Then that...

{T}: Add {C}. {G/W}, {T}: Add {G}{G}, {G}{W}, or {W}{W}.

{T}: Add {C}. {U/B}, {T}: Add {U}{U}, {U}{B}, or {B}{B}.