Flash
When this Equipment enters, attach it to target creature you control. That creature gains first strike until end of turn.
Equipped creature gets +1/+1.
Equip

During your turn, equipped creature gets +2/+0 and has first strike.
Equip

: Add .
, Sacrifice this land: Target attacking creature without flying gets -1/-2 until end of turn.

, : You may put a creature card from your hand onto the battlefield.

At the beginning of each player's upkeep, that player puts a flood counter on target non-Island land they control of their choice. That land is an Island for as long as it has a flood counter on it.
At the beginning of each end step, if all lands on the battlefield are Islands, remove all flood counters from them.

When you planeswalk to Quicksilver Sea and at the beginning of your upkeep, scry 4.

Whenever chaos ensues, reveal the top card of your library. You may play it without paying its mana cost.

Whenever you crank Quick-Stick Lick Trick, target creature gets +1/+1 and gains lifelink until end of turn.

Equipped creature has deathtouch.
Whenever equipped creature deals combat damage to a player, that player loses half their life, rounded up.
Equip

This land enters tapped.
: Add or .

This land enters tapped.
: Add or .
, , Sacrifice this land: Draw a card.

Start your engines!
When this artifact enters, draw two cards, then discard a card.
Max speed — Spells you cast cost less to cast.

At the beginning of each opponent's upkeep, this creature deals X damage to that player, where X is 3 minus the number of cards in their hand.

When this land enters, you gain 2 life.
: Add .

This land enters tapped.

, Sacrifice one or more artifacts: Choose a color. Target player adds three mana of the chosen color for each artifact sacrificed this way.

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

At the beginning of your precombat main phase, if you have any rad counters, mill that many cards. For each nonland card milled this way, you lose 1 life and a rad counter.

This land enters tapped.
Cycling

This land enters tapped.
: Add or .
: Until end of turn, this land becomes a 3/3 red and green Elemental creature with "Whenever this creature attacks, put a +1/+1 counter on it." It's still a land.