Battle Building! Online!
■ [Cast Cost] [Pay 1 life]
■ Discard up to one 《Battle Building》 monster from your deck, and put up to one 《Battle Building》 spell with Set into your hand, and shuffle your deck. You may only cast "Battle Building! Online!" once per turn.
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S Ultimate Booster Vol. 1: Superhero Wars Ω -Advent of Cosmoman!-
- S-UB01/0013EN (RR)