Apparently not next week's event troop. Still. I'll be leaving it here.
This spoiler image is fan-assembled from game files, and is UNOFFICIAL
REMINDER: All future troop details are subject to change at any time. (Retrieved 2017-04-24)
Ultra-Rare / Glacial Peaks / Elemental Beast
Spell: Ice Shard (11 Blue/Yellow) - Deal [Magic+5] damage to a random enemy and freeze them. Create 7 Blue Gems.
Traits: Beast Bond / Insulated / Shatter
Requires: Minor Water, Arcane Blade Traitstones
Max stats: Attack - 18; Life - 29; Armor - 11; Magic - 10 (When fully ascended and level 20)
Flavor Text: You're a Lizard, Harry!
Will NOT be coming next week, as per Nimhain below. I'm leaving the post here for context, but made the necessary edits.