It would be really cool to have a second generation of Mythron minions in future expansions, as some of what we have now are quite underwhelming. I have a nice idea for a Mythron minion for Ilena, and it just may be overpowered enough to put her in the meta for once.
Mabinogi Draconis
Vanar Mythron
7 mana 8/9
Trial: Activate 8 spells that Stun enemies.
Destiny: Whenever you Stun an enemy minion, destroy it and summon a Disciple with the same cost on its space.
The Disciples
Snow Globe
0 mana 2/1
Dying Wish: Stun up to 3 random enemy minions.
Arctic Howler
1 mana 2/3
Whenever an enemy minion is Stunned, summon a Ghost Wolf on a random nearby space.
Icebreak Hunter
2 mana 2/5
Infiltrate: Whenever this minion deals damage to an enemy minion, Stun it.
Yggdra’s Voracity
3 mana 5/5
Whenever an enemy is Stunned, fully heal this minion.
Crystal Drake
4 mana 5/4
Forcefield. Your Bloodbound Spell costs 0.
Nemeton Prophetess
5 mana 6/6
Dying Wish: Put an Oak in the Nemeton into your action bar.
Glacial Kindred
6 mana 6/4
Blood Surge: Summon Bonechill Barriers along this entire column.
Frostfire Elemental
7 mana 3/7
Whenever this minion takes damage, Stun all enemies in this row and column.
Winterfall Juggernaut
8 mana 8/11
Provoke. Whenever an enemy is Stunned, gain +10/+10.
Snowflake Yggdrasil
9 mana 12/12
Every end of your turn, Stun all enemy minions on the opponent’s side of the battlefield. Your General gains Invulnerable during the opponent’s turn.