Update New Mode - Juggernaut mode

Update New Mode
▶ The Juggernaut mode that you can play 9 vs 1 will be updated.

(What is Juggernaut mode?)
- At the start, a user turns into a Runaway Juggernaut. If you kill a Runaway Juggernaut, you turn into a Runaway Juggernaut. It is a mode in which you win by earning a kill score in a Runaway Juggernaut state.
- Runaway Juggernaut in Juggernaut Mode has a higher ability than Juggernaut.
- You can use the following skills in Juggernaut mode.