WAVE
1
GOLD
150
BASE HP
20
PHASE
PREP
KILLS
0
Prototype v0.1
TOWERS
⬡ Pulse Cannon
50 gold
Fast shots, moderate dmg. General DPS.
◈ Railgun Spire
100 gold
Slow, high damage. Sniper. Pierces with upgrade.
❄ Cryo Emitter
60 gold
Slows enemies. No damage. Enables synergies.
⚡ Tesla Node
80 gold
Chain lightning. Hits 3 enemies. Cryo synergy.
◎ Nano Swarm
90 gold
AoE damage over time. Stacks with Cryo.
▣ Relay Beacon
75 gold
Buffs adjacent towers. Fire rate +25%.
SYNERGIES
❄+⚡ Cryo+Tesla
→ 3× chain dmg

❄+◎ Cryo+Nano
→ 2× DoT

▣+◈ Relay+Rail
→ +60% range

▣+⬡ Relay+Pulse
→ +40% fire rate

— UPGRADE CHOICE —

WAVE CLEARED — SELECT ONE UPGRADE
🏆 HIGH SCORES
#NAMESCOREDIFFICULTY WAVESKILLSDATE
— SELECT DIFFICULTY —
GRID ZERO · RELAY STATION ALPHA
Difficulty I
RECRUIT
Reduced enemy strength and generous gold rewards. Good for learning tower synergies.
Starting Gold200g
Base HP25
Enemy HP×0.75
Enemy Speed×0.85
Kill Gold×1.25
Waves15
Difficulty II
OPERATIVE
Balanced challenge. Intended experience. Synergies matter but mistakes are recoverable.
Starting Gold150g
Base HP20
Enemy HP×1.0
Enemy Speed×1.0
Kill Gold×1.0
Waves20
Difficulty III
VETERAN
Faster, tougher enemies on a tighter economy. Every tower slot and upgrade decision counts.
Starting Gold100g
Base HP15
Enemy HP×1.30
Enemy Speed×1.15
Kill Gold×0.85
Waves25
Difficulty IV
NIGHTMARE
Maximum threat. Bosses arrive earlier, gold is scarce. No room for suboptimal builds.
Starting Gold100g
Base HP10
Enemy HP×1.70
Enemy Speed×1.30
Kill Gold×0.70
Waves30

GAME OVER

YOUR SCORE
0
ENTER YOUR NAME TO SAVE
✓ SCORE SAVED
SELECTED
No tower selected.

Click a tower type to place it, or click a placed tower to inspect it.
LOG
Place towers then start the wave. Press SPACE to begin.
1-6 Select tower
U Upgrade
S Sell
ESC Deselect
SPACE Start wave
M Mute