Mythical Real Time Strategist is an achievement that is unlocked by completing the Original Campaign (Glitterhelm Caverns and City in the Cliffs included) and 3 Eternia Shards Missions in Nightmare using only summoned mobs and Overlord mode, except for the Final Wave. The three Eternia Shards Missions must be Misty, Morrago, and Aquanos. (Sky City does not count.)
- Progress towards this achievement can be tracked; after the completion of each level, the player is awarded the "Mission Real Time Strategist" award if they have fulfilled the necessary criteria. Awards can be checked by viewing stats at the Tavern Crystal.
- To achieve the award, the only damage that can be done to the enemy must be done by minions, except for the final wave. That means no damaging hero defences, weapons, or pets can be used.
- The following defences are 100% safe to use during the match:
- The following defences are risky but can be used if you can meet the conditons:
- Any class can be used during the combat phase. A Summoner does not have to stay in Phase Shift Overlord mode.
- Players may use any weapons, towers, or pets ONLY on the final wave.