Design lens

Mastery check

A challenge can test knowledge and skills taught earlier in the game. Progression may change the solution space, but it should not erase the intended test.

ADAPTED FROM GDC 2018

A check from Boss Up

This lens connects to one of the talk’s practical rules.

Test and teach deliberately

Check recently learned skills; introduce a new one only with focused attention and a reason to use it.

Mechanics

Mechanics that use this lens

Movement & space

Charge

The boss aims, locks its direction, and charges forward. It cannot turn after the lock.

Attack patterns

Ground slam

The boss strikes the floor and sends a readable shockwave outward from the impact point.

Attack patterns

Summon

The boss calls a limited group of helpers, changing priorities without flooding the arena.

Attack patterns

Gap volley

The boss fires a broad volley with one readable opening that the player can reach in time.

Projectiles

Ring volley

Projectiles expand from the boss in every direction.

Projectiles

Spiral barrage

A rotating emitter releases a stream that traces a spiral.

Projectiles

Ricochet projectile

A projectile changes direction after contacting arena boundaries.

Space, movement, and perception

Control mode shift

A control mode shift replaces the player's current movement or response grammar with another one during the same encounter.

States, resources, and scaling

Moveset shapeshifting

The boss changes between complete borrowed movesets, each with its own signals, attacks, movement rules, and recovery.

Learn more

Learn more

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