Savage Colosseum is a Common Spell Card card from Yu-Gi-Oh! (Stardust Overdrive, SOVR). Current market price: $0.32.
Common
Stardust Overdrive (SOVR)
Card Text
If a monster attacks, at the end of the Damage Step: Its controller gains 300 LP. All monsters must attack, if able. During each End Phase: Destroy all face-up Attack Position monsters the turn player controls, that did not declare an attack.
