Question about boss arena Terraria Community Forums

I'm making a boss arena and thinking about creating it underground. If I summon the bosses(EOC,Skeletron/Prime,Destroyer,etc) underground, will they show up? I'll probably be building it around the cavern layer. I just need some clarification before I start building.

Question about boss arena Terraria Community Forums

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A short guide on how to beat the game as a summoner (Master

Terraria: Arena for Moon Lord & All Bosses

Terraria Calamity Mod - Pockethost

Can't use rockets in this small arena bruhh : r/Terraria

Question about boss arena Terraria Community Forums

Do you think this big enough for a plantera arena? : r/Terraria

I was playing terraria and noticed the tavern guy on my roof, how

Terraria: Arena for Moon Lord & All Bosses

Is my arena big enough for plantera?

Guide:Arena - Terraria Wiki