Nintendo has announced the 28th Spirit Board event for Super Smash Bros. Ultimate. The latest in-game event is called Metroidmania. Read on below for more details:
The three-day #SmashBrosUltimate spirit event “Metroidmania” starts on 28/06!
Check your Spirit Board, because #Metroid characters are coming out of the walls! Defeat them in battle to earn more SP than usual.
Pokémon Blog 
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