Coop TD: Together Wave 111 Strategy Guide

Reaching wave 111 in Coop TD: Together requires stabilizing your economy during the first 20 waves, clustering your defenses around one or two core anchor towers, and fully upgrading existing units instead of filling the board with basic towers. Managing enemy health scaling past wave 100 relies on strict upgrade prioritization and path coverage.

Early-Game Economy (Waves 1 to 20)

The first 20 waves set up your late-game survival. Prioritize spending gold on income-generating upgrades and towers with high damage-per-gold efficiency.

• Reinvest constantly: Avoid hoarding unspent gold or buying unnecessary utility towers early. Funnel excess funds back into income or primary damage units.
• Maintain lean defenses: Build only enough damage to clear the current wave so you can maximize your early resource scaling before difficulty spikes occur.

Tower Placement and Layout

Enemies take fixed paths through the map. Cluster your towers around primary chokepoints and group high-damage units where they maintain extended lines of sight.

• Front-loading: Place slowing and crowd-control debuff towers at the very beginning of the enemy path. Spreading debuffs early extends the time enemies spend under fire.
• Centralizing damage: Position single-target "anchor" towers in central areas along long track sections to maximize their firing window.
• Spacing units: Keep high-rate-of-fire towers far enough apart that their target acquisition does not overlap unnecessarily, avoiding wasted shots on fast enemies.

Late-Game Upgrade Focus

As wave numbers approach triple digits, enemy health pools scale drastically. Buying additional low-tier towers becomes inefficient due to board space and lower damage scaling.

Shift all mid- to late-game gold into maxing out the upgrade tiers of your primary anchor towers. Maximum-tier upgrades unlock substantial attack speed and critical damage bonuses required to clear dense late-game monster waves.

Cooperative Strategy

Co-op success depends on division of labor between players:

• Role division: Designate specialized tasks with your teammate. One player should focus on path-wide crowd control and debuffs, while the other builds concentrated single-target boss damage.
• Resource efficiency: Communicate tower placements to prevent placing duplicate debuff units that do not stack. Direct resources toward complementing your partner's existing coverage.