, : Sacrifice Trap Link.  Tap X target creatures.

RING OF FIRE
Red Enchantment:  

Whenever any player successfully casts a summon spell, Ring of Fire deals 1 damage to that creature.  That player may pay 1 to prevent this damage.

DRAGON SCALES
Red Enchant Creature:    

Target creature gets +1/+* where * is equal to the number of red creatures in play under your control.

BATTLE PLANS
Red Interrupt:  

Play only after attack is declared and before defense is chosen.  All attacking creatures deal no damage in combat this turn.