Kill 500 volume per second in a campaign battle (on fixed-difficulty built-in campaigns with standard game constants). Measured when the battle ends.

Use more than 15 RTGs on a vehicle you've made yourself. Unlocked in designer.

Take part in a campaign battle with 3 or more teams involved in it (including you). Fixed-difficulty built-in campaigns only.

Declare war on an ally in a (fixed difficulty) built-in campaign

Kill 50 Scarlet Dawn units in Neter's (fixed-difficulty) campaigns, missions or adventures (standard game constants).