When The Motherlode enters, choose target opponent. You get an amount of (energy counters) equal to the number of nonbasic lands that player controls.
Whenever The Motherlode attacks, you may pay . When you do, destroy target nonbasic land defending player controls, and creatures that player controls without flying can't block this turn.

: Target creature gains protection from the color of its controller's choice until end of turn. Any player may activate this ability.

Bloodrush — , Discard this card: Target attacking creature gets +5/+4 until end of turn.

Enchant creature
Enchanted creature gets +3/+0 and has first strike. (It deals combat damage before creatures without first strike.)

When this Equipment enters, attach it to target creature you control.
Equipped creature gets +3/+1.
Equip—Sacrifice an artifact.

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

Put target attacking or blocking creature on top of its owner's library.

First strike
Soulsurge Elemental's power is equal to the number of creatures you control.

Look at the top four cards of your library. Put two of them into your hand and the rest into your graveyard.

Whenever you roll a 1 or 2, put that many +1/+1 counters on this creature.
: Roll a six-sided die.

At the beginning of your upkeep and whenever you cast a red spell, put a charge counter on this artifact.
, , Sacrifice this artifact: It deals damage equal to the number of charge counters on it to any target.

(: Add .)

Firebolt deals 2 damage to any target.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Visit — An opponent chooses "the quietest," "the slowest," or "the ugliest." You choose a creature, then ask a person outside the game to choose the creature that best fits the chosen criteria. If they chose the same creature you chose, claim the prize!
Prize — Create two 1/1 red Balloon creature tokens with flying, then sacrifice this Attraction and open an Attraction.

Devour 2 (As this creature enters, you may sacrifice any number of creatures. It enters with twice that many +1/+1 counters on it.)
When this creature enters, you gain 2 life for each creature it devoured.

Flying
When this creature enters or dies, you may exile another creature card from your graveyard. When you do, put a +1/+1 counter on each creature you control other than this creature that shares a creature type with the exiled card.

Exile target artifact or enchantment. If you cast this spell during your main phase, you may exile up to one other target artifact or enchantment.

Gift a card (You may promise an opponent a gift as you cast this spell. If you do, they draw a card before its other effects.)
Return target permanent card from your graveyard to your hand. If the gift was promised, instead return two target permanent cards from your graveyard to your hand.

, , Exile this artifact: Exile target creature.

This land enters tapped. As it enters, choose a color other than blue.
: Add or one mana of the chosen color.