Giant

Aggressive, 20’ tall humanoids with skin and hair ranging from grey to white. Dress in pale robes.

AC4 [15], HD12+3 (57hp),
Att 1 × weapon (6d6) or 1 × boulder (3d6), THACO 10 [+9],
MV 120’ (40’), SV D6 W7 P8 B8 S10 (12),
ML 10, AL Neutral, XP 1,100, NA 1d2 (1d3), TT E + 5,000gp

• Summon storm: Takes 1 turn.
• Lightning bolts: In a storm, may throw lightning every 5 rounds: 60’ long, 5’ wide; inflicts damage equal to the giant’s current hit point total (save versus spells for half damage); will bounce off of hard surfaces in path.
• Lightning immunity: Unharmed by lightning. Enjoy basking in storms.
• Castle: High among mountain peaks, atop banks of clouds, or in deep waters.
• Guardians: 2d4 griffons. Underwater: 3d6 giant crabs.

Source: Classic Fantasy