When Curse of Marit Lage enters the battlefield, tap all Islands.
Islands don't untap during their controllers' untap steps.

Destroy target artifact or enchantment.

Divine Intervention enters the battlefield with two intervention counters on it.
At the beginning of your upkeep, remove an intervention counter from Divine Intervention.
When you remove the last intervention counter from Divine Intervention, the game is a draw.

Put any number of target artifact cards from target player's graveyard on top of their library in any order.

Flying
: Dragon Whelp gets +1/+0 until end of turn. If this ability has been activated four or more times this turn, sacrifice Dragon Whelp at the beginning of the next end step.

: Choose target attacking or blocking creature whose controller controls an Island. Dwarven Sea Clan deals 2 damage to that creature at end of combat. Activate this ability only before the end of combat step.

Trample

Whenever El-Hajjâj deals damage, you gain that much life.

Copy target instant or sorcery spell, except that the copy is red. You may choose new targets for the copy.

Until end of turn, whenever a player taps an Island for mana, that player adds an additional .

: Tap target green creature.

, : Tap target artifact, creature, or land.

: You may choose a creature card in your hand whose mana cost could be paid by some amount of, or all of, the mana you spent on . If you do, you may cast that card face down as a 2/2 creature spell without paying its mana cost. If the creature that spell becomes as it resolves has not been turned face up and would assign or deal damage, be dealt damage, or become tapped, instead it's turned face up and assigns or deals damage, is dealt damage, or becomes tapped. Activate this ability only any time you could cast a sorcery.

Remove Jeweled Bird from your deck before playing if you're not playing for ante.
: Ante Jeweled Bird. If you do, put all other cards you own from the ante into your graveyard, then draw a card.

Whenever Joven's Ferrets attacks, it gets +0/+2 until end of turn.
At end of combat, tap all creatures that blocked Joven's Ferrets this turn. They don't untap during their controller's next untap step.

, : Exile the top card of your library face down.
: Sacrifice Knowledge Vault. If you do, discard your hand, then put all cards exiled with Knowledge Vault into their owner's hand.
When Knowledge Vault leaves the battlefield, put all cards exiled with Knowledge Vault into their owner's graveyard.

Whenever a player casts a blue spell, you may pay . If you do, untap target permanent.

: Leaping Lizard gets -0/-1 and gains flying until end of turn.

, : Put a matrix counter on target creature and that creature gains "Remove a matrix counter from this creature: Regenerate this creature." Activate this ability only during your upkeep.

Target spell or permanent becomes green. (Mana symbols on that permanent remain unchanged.)