You can discard this card; this turn, your opponent cannot activate cards or effects when an "Arcana Force" monster(s) is Summoned to your field. If this card is Summoned: Toss a coin. ● Heads: Special Summon 1 Level 4 or lower "Arcana Force" monster from your Deck with a different name from the monsters you control and in your GY. ● Tails: Special Summon 1 "Arcana Force" monster from your Deck to your opponent's field.