, , Sacrifice this artifact: Search target opponent's library for a card and exile it. Then that player shuffles. Until the beginning of your next upkeep, you may play that card. At the beginning of your next upkeep, if you haven't played it, put it into its owner's graveyard.

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: Add . Activate only if you control a Swamp or a Forest.

Add .

: Add .
, : Move a counter from target permanent you control onto a second target permanent. Activate only as a sorcery.

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

This land enters tapped.
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Cycling (, Discard this card: Draw a card.)

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: Add . Activate only if you control a Forest or a Plains.

Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)

Haste (This creature can attack and as soon as it comes under your control.)
Other Goblin creatures you control get +1/+1 and have haste.

You may pay rather than pay this spell's mana cost.
Trample
At the beginning of your upkeep, you may untap target creature and gain control of it until end of turn. That creature gains haste until end of turn.

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: Add or . This land deals 1 damage to you.

Each other planeswalker you control has the loyalty abilities of Kasmina.
+2: Scry 1.
−X: Create a 0/0 green and blue Fractal creature token. Put X +1/+1 counters on it.
−8: Search your library for an instant or sorcery card that shares a color with this planeswalker, exile that card, then shuffle. You may cast that card without paying its mana cost.

Other Elves you control get +1/+1.
, : Create a 1/1 green Elf Warrior creature token.

Each opponent can't draw more than one card each turn.
−2: Look at the top four cards of your library. You may reveal a noncreature, nonland card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

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Whenever this creature deals combat damage to a player, you may sacrifice it. If you do, gain control of target creature that player controls. (This effect lasts indefinitely.)
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

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Menace
Whenever Black Widow deals combat damage to a player, that player exiles cards from the top of their library until they exile a nonland card. You may put a +1/+1 counter on Black Widow. If you don't, you may cast the exiled nonland card until end of turn and mana of any type can be spent to cast that spell.

Cast this spell only during the declare blockers step.
Remove target creature defending player controls from combat. Creatures it was blocking that had become blocked by only that creature this combat become unblocked. You may have it block an attacking creature of your choice.