Pioneer / Post-Modern Era

As an additional cost to cast this spell, discard X cards. Target player draws X cards. Channeled Force deals X damage to up to one target creature...

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Undergrowth — When Izoni, Thousand-Eyed enters the battlefield, create a 1/1 black and green Insect creature token for each creature card in your g...

Put target enchantment on the bottom of its owner's library.

Whenever Falconer Adept attacks, create a 1/1 white Bird creature token with flying that's tapped and attacking.

Enchant creature When Glaring Aegis enters the battlefield, tap target creature an opponent controls. Enchanted creature gets +1/+3.

Creatures you control get +1/+3 until end of turn. Untap them.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)

Impeccable Timing deals 3 damage to target attacking or blocking creature.

When Keensight Mentor enters the battlefield, put a vigilance counter on target non-Human creature you control. {1}{W}, {T}: Put a +1/+1 counter on...

Search your library for up to two planeswalker cards, reveal them, put them into your hand, then shuffle.

Flash

Trample When Thundering Ceratok enters the battlefield, other creatures you control gain trample until end of turn.

This spell can't be countered. Trample, hexproof

Draw two cards. Then you may discard a nonland card. When you do, Hypothesizzle deals 4 damage to target creature.

When Ornery Kudu enters the battlefield, put a -1/-1 counter on target creature you control.

{T}: Untap target land.

Defender When Gleaming Barrier dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Kicker {4} (You may pay an additional {4} as you cast this spell.) Create two 1/1 green Saproling creature tokens. If this spell was kicked, create...

Enchant creature Enchanted creature gets +3/+3, has reach, and is a Giant in addition to its other types.

Until end of turn, creatures you control get +2/+2 and gain "Whenever this creature deals combat damage to a player or planeswalker, destroy target...

Reach (This creature can block creatures with flying.) When Howling Giant enters the battlefield, create two 2/2 green Wolf creature tokens.

Prevent all damage that would be dealt to creatures this turn. Creatures you control gain hexproof until end of turn. (They can't be the targets of...