White creatures get +1/+1.

, : Untap target creature.

Enchant creature
Enchanted creature gets +X/+Y, where X is half the number of Forests you control, rounded down, and Y is half the number of Forests you control, rounded up.

Target player activates a mana ability of each land they control. Then that player loses all unspent mana and you add the mana lost this way.

If you would draw a card during your draw step, instead you may skip that draw. If you do, until your next turn, you can't be attacked except by creatures with flying and/or islandwalk.

Enchant artifact
At the beginning of the upkeep of enchanted artifact's controller, this Aura deals 1 damage to that player.

Other Merfolk get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)

At the beginning of each player's draw step, if this artifact is untapped, that player draws an additional card.

Return all artifacts target player owns to their hand.

Players can't untap more than one creature during their untap steps.

At the beginning of each player's upkeep, this enchantment deals X damage to that player, where X is the number of untapped lands they controlled at the beginning of this turn.

, : Target player discards a card. Activate only during your turn.

: This creature gets +1/+0 until end of turn.

Other Goblins get +1/+1 and have mountainwalk.

Enchant artifact an opponent controls
Whenever enchanted artifact becomes tapped, choose one —
• This Aura deals 1 damage to target player or planeswalker.
• Target player gains 1 life.

: Target creature other than this creature has base power and toughness 0/2 until end of turn.

Whenever this creature deals damage, you gain that much life.

, Discard a card at random: Target creature gets +2/+2 until end of turn.

The next time a source of your choice would deal damage to you this turn, prevent that damage. You gain life equal to the damage prevented this way.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Haste (This creature can attack and as soon as it comes under your control.)
At the beginning of the end step, sacrifice this creature.

Tap all lands target player controls and that player loses all unspent mana.

Other Zombie creatures have swampwalk. (They can't be blocked as long as defending player controls a Swamp.)
Other Zombies have ": Regenerate this permanent."

: Destroy target tapped creature.

Whenever a player taps a land for mana, that player adds one mana of any type that land produced.

Destroy X target Mountains. Volcanic Eruption deals damage to each creature and each player equal to the number of Mountains put into a graveyard this way.

When this creature dies, you gain 2 life.

When this creature attacks or blocks, at end of combat, sacrifice it and it deals 5 damage to you.
, : Return target permanent that isn't enchanted to its owner's hand.

, : Untap target attacking creature you control. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

You may spend white mana as though it were red mana.

Whenever you cast an enchantment spell, you may draw a card.

Blue creatures don't untap during their controllers' untap steps.
At the beginning of each player's upkeep, that player may choose any number of tapped blue creatures they control and pay for each creature chosen this way. If the player does, untap those creatures.

: Until your next upkeep, target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value.

, : Target creature gains flying until end of turn.

Each noncreature artifact loses all abilities and becomes an artifact creature with power and toughness each equal to its mana value. If this enchantment leaves the battlefield, this effect continues until end of turn.

, : Destroy target black permanent.

This artifact enters tapped.
, : Destroy all artifacts, creatures, and enchantments.