Commissioned from  noxsha. Please give her a follow.

Hostile invasion in progress.
Warning.
Established universe detected. The defenses will be many. The defender will be mighty. Do you wish to... Why am I bothering to ask? Invasion preparations complete.
The following onus's will be in place.
Defender is warned.
Defender is waiting.
Defender has chosen battle arena.
The defender is a killer.
Unable to bring weapons. Default weapon has spawned.

Win condition: Do not die.

"Huh. A dragon guardian. Well then." Gryphon said kicking the battle ax into position "Let's get this dance started!"