So this game is basically making bad Pokemon good, ye?
Non-mega

Ability: Benevolence - Present always does highest damage roll on foes and heals allies. Present's effectiveness also boosted by 33% (Present becomes a 160 BP move on enemies and heals allies by 58%)
Mega
Stats: HP: 45 Attack: 20 Def: 50 Sp. Atk: 140 Sp. Def: 50 Speed: 125
(-35 Attack, +5 Def, +5 Sp. Def, +75 Sp. Atk, +50 Sp. Atk)
Type: Ice/Fairy
Ability: Holiday Cheer - Ice type moves gain priority of +1
Potential moveset: Protect, Ice Beam, Dazzling Gleam, Freeze Dry/Roost/HP Variation