Spell Power Mastery [SR08-EN022] Super Rare Battle Pack Tournament Prize Cards Special Summon this card if

Special Summon this card if it is a card of that type

once per turn

The Rise of the Duelist booster set contains 100 new cards:

Set: Turbo Pack Booster One Pack Card type: Effect Monster Rarity: Super Rare Attack: 1600 Defense: 1200 If this card was Special Summoned by the effect of a "Gladiator Beast" monster

Spell Power Mastery [SR08-EN022] Super Rare Battle Pack Tournament Prize Cards Special Summon this card ifSet: Structure Deck: Order of the Spellcasters Card type: Normal Spell Rarity: Super Rare Add 1 "Endymion" card from your Deck to your hand, then you can count the number of "Spell Power Mastery" and "Spell Power Grasp" you control and or have in your GY, and place that many Spell Counters among card(s) you control that you can place a Spell Counter on. You can only activate 1 "Spell Power Mastery" per turn.