Haste
Whenever this creature attacks, creatures you control gain first strike and deathtouch until end of turn.

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Change the text of target permanent by replacing all instances of one color word with another or one basic land type with another. (For example, you may change "nonblack creature" to "nongreen creature" or "forestwalk" to "islandwalk." This effect lasts indefinitely.)

Psychic Blades — : Creatures you control get +2/+0 and gain menace until end of turn. (A creature with menace can't be blocked except by two or more creatures.)

When this creature dies, it deals 3 damage to any target.

First strike
: This creature gains protection from the color of your choice until end of turn.

Enchant creature
Enchanted creature gets +3/+3 and attacks each combat if able.
When enchanted creature dies, this Aura deals 3 damage to that creature's controller.

Whenever you cast a historic spell, investigate. This ability triggers only once each turn. (Artifacts, legendaries, and Sagas are historic. To investigate, create a Clue token. It's an artifact with ", Sacrifice this token: Draw a card.")
Doctor's companion (You can have two commanders if the other is the Doctor.)

Flash
Defender

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This land enters tapped unless you control two or more basic lands.

Untap target creature. It gets +2/+4 and gains reach until end of turn. (It can block creatures with flying.)

Hellbent — This creature gets +2/+2 as long as you have no cards in hand.
Morph—Discard a card. (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Flying
Whenever this creature deals combat damage to a player, you may destroy target artifact or enchantment that player controls.

Devoid (This card has no color.)
Search your library for a basic land card and reveal it. You may put that card onto the battlefield tapped if you control a land named Wastes. Otherwise, put that card into your hand. Then shuffle.

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Defender
When this creature enters, you take the initiative.
Mantle of Inspiration — : Target creature gains menace and haste until end of turn.

Return target spell or creature to its owner's hand.

When this creature enters, creatures you control get +1/+1 until end of turn.

Haste
Equipped creature gets +1/+1 and has haste.
Reconfigure (: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Domain — Tribal Flames deals X damage to any target, where X is the number of basic land types among lands you control.