Chapter 3 — The Last Reckoning

Level 21: Broken Vanguard

🏜️ Desert 6 waves 3 entrances ⚠️ Disasters on

A new front opens. Mine the ruins and shield the line — you'll need every tool now.

Map

Entrance ×3 (row 0, columns 1, 5, 9)
Fortress (3×3, bottom centre)
🗻 Mountain ×1 (S-tetromino (zigzag))
💧 Lake ×1 (O-tetromino (2x2 block))
🌊 River ×1 (I-tetromino (1x4 line))
🌿 Swamp ×1 (L-tetromino (L-shape))

11×18 grid, 16 cells of it terrain. Terrain is impassable and unbuildable; enemies enter at the marked cells and path to the fortress.

Vitals

Starting gold95g

Waves6

Total enemies169

Difficulty●●●○○

3 stars★★★ ≥ 60% fortress HP

2 stars★★☆ ≥ 30% fortress HP

Arsenal

Towers: ⚔️ Barracks 💣 Cannon Tower ❄️ Frost Tower ⛏️ Gold Mine 🏹 Scout Tower 💠 Shield Tower New: Gold Mine, Shield Tower

Spells: ⚡ Chain Lightning 🔥 Fireball 🧊 Freeze Burst

Enemies you will face: Boss Brute Flyer Grunt Healer Runner Splitter Tank

Waves

Wave	Composition	Count	Spawn gap	HP ×	Total HP	Kill gold
1	Grunt×14 Runner×10	24	0.5s	×1	930	24g
2	Tank×8 Flyer×8 Healer×4	20	0.45s	×1.22	2513.2	48g
3	Brute×8 Splitter×8 Runner×12	28	0.4s	×1.44	2937.6	52g
4	Boss×1 Tank×8 Healer×6 Flyer×8	23	0.4s	×1.66	5527.8	67g
5	Splitter×12 Brute×8 Healer×6 Runner×12	38	0.35s	×1.88	4681.2	72g
6	Boss×2 Tank×10 Brute×8 Healer×8 Flyer×8	36	0.35s	×2.1	12936	116g

The wave counter resets per level, so HP scaling here starts from ×1 regardless of which level you are on.

Difficulty read

Total effective HP29525.8

Gold available498g (95 start + 379 kills + 24 bonus)

Leak damage if unopposed535 (10.7× the fortress's 50 HP)

Gold available assumes you kill everything. Against 29525.8 total HP, that is roughly 59.3 HP to remove per gold piece you will ever hold — a useful sanity check on whether this level wants more towers or more upgrades.