Dealing damage to other mages

Name
Dealing damage to other mages
Details
When a mage deals an instance of damage, that damage must be dealt to the nemesis or a minion. Mages cannot damage themselves or other mages unless a card specifically says to do so.
Cards
Immolate
Mages
Malastar
Nemeses
Other
General Mechanics
References
https://discordapp.com/channels/488460591128641536/488567477018689537/509056488317124637