Default collision mask for everything that should block movement.

Default collision mask for all type of characters - characters, player, and enemies.

Default collision mask for valid dynamic targets. For example, you can use this for projectiles that can hit stuff.

Default collision mask for targets associated with the player and his allies.

All non-character dynamic and static targets.

Default collision mask for stuff you can pick up.

Default collision mask for all static objects.

Default collision mask for valid targets. For example, you can use this for projectiles that can hit stuff.