Enchant creature
Whenever enchanted creature attacks or blocks, its controller loses 3 life.
: Enchanted creature attacks this turn if able.

, Discard a card: Target opponent loses 1 life and you gain 1 life.
Hellbent — , Pay 2 life: Draw a card. Activate this ability only if you have no cards in hand.

[+1]: Reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put it into your hand.
[−2]: Create Ashaya, the Awoken World, a legendary 4/4 green Elemental creature token.
[−7]: Untap up to six target lands. They become 6/6 Elemental creatures. They're still lands.

When Nissa, Vastwood Seer enters the battlefield, you may search your library for a basic Forest card, reveal it, put it into your hand, then shuffle your library.
Whenever a land enters the battlefield under your control, if you control seven or more lands, exile Nissa, then return her to the battlefield transformed under her owner's control.

Defender
Whenever you cast an instant or sorcery spell, Nivix Cyclops gets +3/+0 until end of turn and can attack this turn as though it didn't have defender.

Enchant creature
Enchanted creature gets +3/+3.

: Target snow creature gains first strike until end of turn. ( can be paid with one mana from a snow permanent.)

When Ol' Buzzbark enters the battlefield, roll X six-sided dice onto the battlefield from a height of at least X inches. For each die, put a number of +1/+1 counters equal to the result on each creature you control that die is touching. For each die, Ol' Buzzbark deals damage equal to the result to each creature an opponent controls that die is touching.

Flying
Discard a card: Oona's Prowler gets -2/-0 until end of turn. Any player may activate this ability.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)
Creatures you control get +3/+3 until end of turn.

Flying
When Phantasmal Dragon becomes the target of a spell or ability, sacrifice it.

As an additional cost to cast this spell, discard a card.
Draw two cards and create two Treasure tokens. (They're artifacts with ", Sacrifice this artifact: Add one mana of any color.")

Defender
As long as you've cast an instant or sorcery spell this turn, Piston-Fist Cyclops can attack as though it didn't have defender.

(Theme color: )

Trample
Chroma — Primalcrux's power and toughness are each equal to the number of green mana symbols in the mana costs of permanents you control.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)
Whenever a creature you control attacks alone, it gains double strike until end of turn.

Creatures you control get +1/+0.
Whenever a Warrior you control deals combat damage to a player, you may pay 1 life. If you do, draw a card.

Haste

Exile target artifact or enchantment. If you cast this spell during your main phase, you may exile up to one other target artifact or enchantment.

: Reveal any number of creature cards with power 5 or greater from your hand. Add for each card revealed this way.