Until end of turn, target creature you control gets +1/+1 for each different creature type among non-Coward creatures you control. All creatures able to block it this turn do so.

Solidarity
You may look at the top card of your library any time.
You may cast creature spells that have a creature type no creature you control does from the top of your library.

Put a +1/+1 counter on target creature. It gains trample until end of turn.

Enchant creature you control
When Shatter the Reflection enters, you may destroy target artifact or enchantment.
Enchanted creature gets +1/+0 and has deathtouch.

Shell Cove enters tapped.
{T}: Add {G} or {U}.
{9}{G/U}: Shell Cove becomes a 7/7 green and blue Leviathan creature with ward {3} until end of turn. It's still a land. This ability costs {X} less to activate, where X is your devotion to green and blue. Activate only once each turn.

Ninjutsu {4}{G}

Ninjutsu {6}{G}. This ability costs {1} less to activate for each attacking creature you control.
Trample

Time loop
I — Create a tapped Treasure token.
II — You may discard a card. If you do, exile the top two cards of your library. You may play one of those cards this turn.
III — This Saga deals 2 damage to each opponent.

Draw cards equal to the greatest power among creatures you control. At the beginning of the next end step, discard that many cards.

Flash
Whenever one or more counters are put on another creature you control, you may put a +1/+1 counter on Shiori.
{2}: Change a target of target spell to a creature or enchantment you control with one or more counters on it.

Shock deals 2 damage to any target.

Flying
Short-Fused Firebird attacks each combat if able.
Whenever Short-Fused Firebird attacks, the next flashback cost you pay this turn costs {2} less.

Equipped creature can't be blocked by creatures with power 2 or less.
Whenever equipped creature attacks, it gets +X/+X until end of turn, where X is its power.
Equip {3}

At the beginning of combat on your turn, create a 1/1 white Human creature token with haste. At the beginning of your next end step, sacrifice that token unless you control three or more Shrines.

Creatures you control get +1/+1 for each Shrine you control.

At the beginning of your upkeep, exile the top card of your library. You may play it this turn. If you control a number of Shrines greater than or equal to that card's mana value, you may cast it without paying its mana cost.

Shrine to Those Forgotten enters tapped.
{1}, {T}: Add X mana is any combination of colors, where X is the number of Shrines you control.

When this land enters, sacrifice it. If you do, search your library for a basic Plains or Island card, put it onto the battlefield tapped, then shuffle.
{1}{W}{W}{U}{U}, Discard this card: Counter target spell. You gain 3 life.

Sillaman District enters tapped unless you control a Forest, a Plains, and an Island.
{T}: Add {G}, {W}, or {U}.

When Sillaman Regrafter enters, put a +1/+1 counter on target creature you control.
Whenever a creature you control dies, you may move a counter from it onto another target creature.

Destroy target artifact, battle, or enchantment. You gain life equal to its mana value.

I — Siphon the Divine gains “Creatures your opponents control lose hexproof and indestructible and can't have or gain hexproof and indestructible.”
II — Target creature you control fights up to one target creature.
III — Exile target player's graveyard.

Whenever a permanent you control enters, you may put a living counter on it.
Permanents with living counters on them are 2/2 artifact creatures in addition to their other types.

Trample
Whenever Skittertiller deals combat damage to a player, put a +1/+1 counter on it.

Whenever you cast a green spell, choose up to X, where X is the number of green mana symbols in that spell's mana cost —
• Create a 1/1 white Human creature token.
• Put a +1/+1 counter on a creature you control.
• Put a trample counter, vigilance counter, or a reach counter on a creature you control.
• Untap target land.