You may discard an Island card and another card rather than pay this spell's mana cost.
Counter target spell.

Enchant creature
When this Aura enters, put a +1/+1 counter on enchanted creature.
At the beginning of your upkeep, double the number of +1/+1 counters on enchanted creature.

Whenever another creature you control enters, that creature gets +2/+0 and gains haste until end of turn. (It can attack and this turn.)

If you would draw a card, return a card from your graveyard to your hand instead. If you can't, you lose the game.
If a card would be put into your graveyard from anywhere, exile that card instead.

When this enchantment enters, draw a card.
All lands lose all abilities except mana abilities.

Whenever you gain life, put that many ribbon counters on this creature. Then if there are three or more ribbon counters on this creature, remove those counters and untap it.
: Add one mana of any color.

Lands you control have ": Add one mana of any color."
: Add one mana of any color.

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)
Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

, : Add .

Squad (As an additional cost to cast this spell, you may pay any number of times. When this creature enters, create that many tokens that are copies of it.)
Whenever this creature attacks, each creature you control named Gary Clone gets +1/+0 until end of turn.

Defender (This creature can't attack.)
: Regenerate this creature.

This land enters tapped.
: Add .

Haste
This creature has trample as long as it has a -1/-1 counter on it.
Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Whenever a creature enters, that creature's controller may have it deal damage equal to its power to any target of their choice.

As this artifact enters, choose a creature type.
, : You may put a creature card of the chosen type from your hand onto the battlefield.

Backup 1 (When this creature enters, put a +1/+1 counter on target creature. If that's another creature, it gains the following abilities until end of turn.)
Deathtouch
Whenever this creature deals combat damage to a player or battle, return target creature card from your graveyard to the battlefield.

, : Add .

Equipped creature has flying and lifelink.
Whenever equipped creature dies, you may pay X life, where X is its power. If you do, draw X cards.
Equip

: Add .
: Add one mana of any color. Spend this mana only to cast an Ally spell or activate an ability of an Ally source.
, : Create a 1/1 white Ally creature token.

Deathtouch
At the beginning of your end step, investigate for each opponent who lost life this turn.
Whenever a Clue you control is put into a graveyard from the battlefield, create a 1/1 white and black Spirit creature token with flying. This ability triggers only once each turn.