msem-instigator

As an additional cost to cast this spell, discard a card.
Return target card from your graveyard to your hand.

Rouse 3. Untap target land. It gains flying and haste until end of turn if it's a creature. (Distribute three +1/+1 counters among permanents you control. If they aren't creatures, tap them and they become 0/0 creatures in addition to their other types.)

As an additional cost to cast this spell, tap X untapped creatures you control.
Lightning Chorus deals X damage to any target and you gain X life.

If you would harmonize while this spell is on the stack, you may instead put three thunder counters on this spell.
Lightning and Thunder deals X damage to any target, where X is 3 plus the number of thunder counters on Lightning and Thunder.

Trample
Engage (This creature must be blocked each combat if able.)
When Lion's Vanguard enters the battlefield, creatures you control get +3/+3 and gain trample and haste until end of turn.

Target player discards a card. If they can't, you draw a card and they lose 2 life.
Acquiesce (If you cast this spell from your hand, exile it as it resolves. When one or more creatures you control deal combat damage to an opponent, you may cast this card from exile without paying its mana cost.)

Each player may play an additional land on each of their turns.
Whenever a land enters the battlefield, each player may draw a card.

Whenever a land you control becomes a creature, put a +1/+1 counter on it.
{2}{G}{U}: Target land you control becomes a 3/3 Elemental creature in addition to its other types until end of turn.

Target creature gets +2/+2 until end of turn.
Fabled {3}{G}{G} (Then if you cast this for its fabled cost, put it onto the battlefield transformed attached to that creature.)

Flying, deathtouch

Flying (This creature can't be blocked except by creatures with flying or reach.)
Whenever Lord Jared, the Griffin Knight attacks, put a +1/+1 counter on each other attacking creature you control.

Flying (This creature can't be blocked except by creatures with flying or reach.)

Rapport — Whenever Lord's Handmaiden and at least one other creature you control become tapped, tap up to one target creature and remove it from combat.

Tap target creature. Prevent all damage that would be dealt to and dealt by that creature this turn.

Counter target spell. If a noncreature spell is countered this way, conjure a card named Fatigue and put it on top of your library. (It's a colorless sorcery that costs {2} with “Draw a card.”)

Trample
Lotusleaf Blade gets +1/+1 as long as you control another Warrior.

Defender, trample
Whenever you lose life, Loyal Watchdog may attack as though it didn't have defender until the beginning of your next end step.

Harvest (You may tap any number of creatures you control as you cast this spell. If you do, reduce this spell's mana cost by their total power.)
{T}, Sacrifice a land: Search your library for a land card and put it onto the battlefield, then shuffle.

({T}: Add {G}.)
Lumbering Hillock enters the battlefield tapped.
Trample
{2}{G}{G}: Lumbering Hillock becomes a creature in addition to its other types until end of turn.

When you cast this spell, copy it for each color of mana spent to cast it beyond the first.
Flying

If a player would lose life, that player loses 3 life instead.
If a player would gain life, that player gains 3 life instead.

Destroy target creature that was dealt damage this turn, then create a 3/2 black Mutant Horror creature token.

Flying
When Lustrous Devout enters the battlefield, choose one —
• Put a +1/+1 counter on Lustrous Devout.
• Create a colorless artifact token named Lotus Petal with “{T}, Sacrifice this artifact: Add one mana of any color.”

Menace (This creature can't be blocked except by two or more creatures.)
Whenever Maddened Elk attacks, it gets +1/+1 until end of turn for each other attacking creature you control.

Whenever an opponent activates an ability of a permanent, if it isn't a mana ability, you gain 1 life and create a Gold token. (It's an artifact with “Sacrifice this artifact: Add one mana of any color.”)