Flying, Sacrifice Glen Elendra Archmage: Counter target noncreature spell.Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)
Return up to three target land cards from your graveyard to your hand.Dredge 3 (If you would draw a card, you may mill three cards instead. If you do, return this card from your graveyard to your hand.)
Sunburst (This enters with a charge counter on it for each color of mana spent to cast it.), Sacrifice Engineered Explosives: Destroy each nonland permanent with mana value equal to the number of charge counters on Engineered Explosives.
Enchant creatureWhen enchanted creature dies, that creature's controller may search their library for a creature card, put that card onto the battlefield, then shuffle.
+4: Target player exiles a card from their hand.−3: Exile target permanent.−14: Restart the game, leaving in exile all non-Aura permanent cards exiled with Karn Liberated. Then put those cards onto the battlefield under your control.
Add .Splice onto Arcane (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)
Dark Depths enters with ten ice counters on it.: Remove an ice counter from Dark Depths.When Dark Depths has no ice counters on it, sacrifice it. If you do, create Marit Lage, a legendary 20/20 black Avatar creature token with flying and indestructible.