Marvel's X-Men 97 season 2 episode 4 ending and mid-credits scene explained — is [spoiler] dead?

X-Men 97 season 2's latest episode features an intriguing end-credits scene — and another devastating death.
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X-Men '97 episode 4's Avenger-filled post-credits scene is a Wolverine special

Episode 4 of X-Men '97 gave its biggest Marvel crossover yet. A surprise post-credits scene sets the arc for a ...

'X-Men 97' season 2 episode 4 ending and post-credits scene explained — is [spoiler] dead, and what is Weapon X?

You don't take a extremely powerful arm-cannon blast to the chest — one that completely obliterates you, no less — from the immortal, super-mutant called Apocalypse and live to tell the tale. That ...