Competitive arena battlers are incredibly fast-paced, and dropping a single frame during a massive swarm engagement can cost you the entire match.

To truly compete at the highest levels of the ladder, you must treat your smartphone or tablet like a piece of high-performance sports equipment.
Hardware Management
When your phone's processor gets too hot—usually from playing graphically intense games while charging—it intentionally slows itself down to prevent physical damage.

Remove thick, insulating phone cases if you plan on playing a long session, as they trap the heat against the battery.
Find a comfortable, lower setting.Turn off background app refresh.If you are sitting in direct sunlight on a hot day, your phone will throttle within minutes. Ensuring a Flawless Connection
The infamous flashing red 'WiFi' symbol of death is the absolute bane of every arena battler player's existence.

Whenever possible, play on a stable, private 5GHz WiFi network at your home, seated close to the router to avoid physical interference.
Technical ProblemThe Warning SignFixLagYou drop a card, but the deployment timer takes a full two seconds to begin ticking downMove closer to the router; if using cellular data, ensure you have full bars before queueing upVisual StutterThe smooth animations suddenly become choppy right when multiple units spawn on the screenCool the device down; lower the in-game graphical settings if the developer provides the option Confidence in the Machine
When you have fully optimized your device and secured a flawless connection, you eliminate the single largest source of tilt in the game.

Control the variables you can control before you step into the arena.

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