I'm letting you in on a little secret because it's still going to be some time before MK: Armageddon will be TASed. Here is one of the two ways I've found you can glitch up stage fatalities and transitions in Armageddon (a game easily not as glitchy as Deception).
You need to have a character get hit by two "projectiles" almost at a same time as you magic grab him or her. Also, the other "projectile" has to cause a reaction animation that can knock the character into a death trap or transition. This condition is not particularly easy to fulfill, and you need a custom KaF setup to do it.
The term "projectile" is in quotations because any static effect, like Ice Clone or a Puke Puddle also counts and causes a magic grab effect. To recap, magic grab is when you do a grab while a projectile hits an enemy, and the grab automatically hits no matter how far away the characters are from each other.
So basically with this glitch you grab the enemy right as he starts flying into a death trap or a transition, causing some oddities to happen.
Set-up 1: against anyone. Use Puke Puddle on the ground and shoot a Voodoo Trap with KaF. Have other character (who is facing the death trap) walk into the puddle right before Voodoo Trap hits. Magic grab the enemy as he walks into the puddle, and all these reactions combine and the enemy is shot into the death trap in a glitchy way.
Set-up 2: against Nightwolf. First fire Voodoo trap and then Ice Ball with KaF (who is facing the death trap). Reflect both with Nightwolf. Time things so that the Ice Ball hits KaF right before the Voodoo Trap, and that Nightwolf magic grabs the KaF as Ice Ball hits.
So what does this glitch do exactly? Well, it makes the trap victim's animations to go strangely static. It sometimes disappears him. Sometimes the fatalities or transitions won't resolve properly and the game softlocks (as seen in Hell's Foundry for example). You can also cause some unique effect in some stages, like getting a character stuck in a pose (like seen in my MK: Deception TAS in the fight Jade vs Kabal).
There is no reason why this glitch wouldn't work in Deception, other than that there is no character you could use to do the elaborate set-up with.
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