At its absolute most basic, foundational level, every single competitive arena battler relies on a very simple childhood game.

In this digital version, the triangle consists of Swarms, Area-of-Effect (Splash) Damage, and High Single-Target Damage.
The Fundamental Triangle
However, that same P.E.K.K.A will be killed instantly by a cheap Skeleton Army (Swarm) because it can only attack one tiny skeleton at a time.

Every time you place a card on the battlefield, you must ask yourself: "Which part of the triangle am I playing, and what does the opponent have to counter it?"
Never build a deck with only one side of the triangle.Know instantly that a Valkyrie is the perfect response to a Goblin Gang.A well-timed Zap can save your Single-Target unit from a Swarm. Breaking the Triangle
If your opponent only has one 'Scissors' (Splash spell) in their deck, and you bring three 'Papers' (Swarms), they literally cannot stop you.

You send your first swarm to force them to use their spell; the second they do, you unleash your primary swarm attack safely.
Troop TypeWhat it BeatsThe CounterMultiple Small UnitsHigh DPS single-target tanks, Princes, P. For those who have almost any concerns about wherever and how you can use tower rush, you possibly can e-mail us with the internet site. E.K.K.AsWizards, Valkyries, Bomb Towers, The LogThe SweepersSkeleton Armies, Minion Hordes, Goblin GangsHigh health single-target units, Mini P.E.K.K.As, Heavy Spells The Evolution of Balance
Developers spend thousands of hours tweaking stats to ensure no single side of the triangle becomes too dominant.

Master the triangle, and the trophies will follow naturally.