More ideas, huh? Heeeere goes!
CARD NAME: Chimera
ELEMENT: Fire
CARD TYPE: Creature
CARD COST: 8Fire
ATTACK/HP: 4/2
ABILITY: At the start of each turn, Chimera loses all abilities and gains one of the following 3 abilities at random: Destroy, Sniper, or Déjà Vu.
COST: 3Fire: Destroy; 2Fire: Sniper, 1Fire: Déjà Vu.
EFFECT: Destroy - destroy target permanent. Sniper - deal 3 damage to target creature. Déjà Vu - Remove this ability from this creature, then summon an exact clone of this creature.
CARD NAME: Golemic Shield
ELEMENT: Earth
CARD TYPE: Spell
CARD COST: 4Earth
EFFECT: Target shield becomes a creature with Power equal to 3+ the amount of damage the shield prevents, and 7 HP. The shield retains all of it's effects and abilities.
CARD NAME: Controlled Cyclone
ELEMENT: Air
CARD TYPE: Artifact
CARD COST: 8Air
COST: 4Air
EFFECT: Target creature dies.
CARD NAME: Risen Elf
ELEMENT: Life
CARD TYPE: Creature
CARD COST: 3Life
ATTACK/HP: 2/3
ABILITY: Healing Touch
COST: (passive)
EFFECT: At the end of each of your turns, all of your creatures are healed for 3 HP.
CARD NAME: Wraith
ELEMENT: Darkness
CARD TYPE: Creature
CARD COST: 5Dark
ATTACK/HP: 6/1
ABILITY: Slay
COST: 2Darkness
EFFECT: Sacrifice Wraith to kill target creature.
CARD NAME: Umbra
ELEMENT: Darkness
CARD TYPE: Spell
CARD COST: 1 random quanta
EFFECT: All of your quanta become Darkness quanta.
CARD NAME: Time Stop
ELEMENT: Time
CARD TYPE: Spell
CARD COST: 10Time
EFFECT: Your opponent skips their next turn. At the end of your turn, after quanta have been produced, all of your Time quanta is drained.
CARD NAME: Pulsar
ELEMENT: Entropy
CARD TYPE: Artifact
CARD COST: 6Entropy
EFFECT: At the end of your turn, one quanta of each type is produced.
CARD NAME: Focault's Pendulum
ELEMENT: Gravity
CARD TYPE: Artifact
CARD COST: 6Gravity
COST: GG
EFFECT: Target creature gets Momentum. At the end of the turn, this ability becomes "GG: Target creature gets Gravity Pull. At the end of this turn, this ability reverts to Momentum".
CARD NAME: Phase Vortex
ELEMENT: Aether
CARD TYPE: Artifact
CARD COST: 12Aether
EFFECT: At the ends of your turns, your creatures become Immaterial until the beginnings of your turns.
(alternates)
CARD NAME: Comet's Path
ELEMENT: Air
CARD TYPE: Spell
CARD COST: 2Air
EFFECT: Target creature's attack doubles until the end of the turn.
CARD NAME: Quanta Vortex
ELEMENT: Aether
CARD TYPE: Artifact
CARD COST: 6Aether
EFFECT: At the end of each turn, before quanta are produced, all quanta are drained from the active player's pools.
(shield thread)
CARD NAME: Solar Shield
ELEMENT: Light
CARD TYPE: Shield
CARD COST: 4Light
EFFECT: Prevents 1 damage from all sources to you and to each of your creatures.
CARD NAME: Carapace Shield
ELEMENT: Life
CARD TYPE: Shield
CARD COST: 4Life
EFFECT: Prevents 1 damage from all sources to you. All of your creatures gain +0/+2.
CARD NAME: Skull Shield
ELEMENT: Death
CARD TYPE: Shield
CARD COST: 4Death
EFFECT: Prevents 1 damage from all sources to you. All of your creatures gain +1/+0.