Prioritize stable farming and durable trades over early all-ins to survive Olaf's high early pressure.
Manage lane control to avoid giving Olaf extended melee fights or side-lane chase space.
Focus on scaling through item upgrades and teamfight engage rather than early lane dominance.
Trading pattern
Trade around (Q) terrain and apply brittle with (W) to maximize punish potential on Olaf after his (Q) misses.
Avoid using (E) without terrain or escape options to prevent being punished by Olaf's all-in.
Use (R) to engage when your team can follow up and Olaf lacks space to dodge the second cast.
Danger windows
Olaf is most dangerous when his (Q) lands and he can pick it up repeatedly; avoid extended trades during this time.
Be cautious when (R) is active as he ignores your crowd control; disengage or wait for it to expire.
Avoid fighting Olaf in long lanes or without terrain advantage where he can chase and force extended trades.
Early game
Avoid extended duels before your first tank item when Olaf's early damage and crowd control immunity make trades risky.
Use (Q) to create terrain for (E) knockups only when safe and near a confirmed escape path.
Play around (Q) cooldown by stepping forward for short trades when it is down.
Power spikes
At level 6, use (R) to start fights or force Olaf into unfavorable positions; avoid engaging when (R) is active.
After your first tank item, absorb Olaf's damage better and focus on stable brittle trades rather than forced kills.
Respect Olaf's level 6 (R) for crowd control immunity and his first fighter item spike for extended all-ins; avoid prolonged fights during these windows.
Win conditions
Deny Olaf calm scaling by punishing missed (Q) and forcing trades near your (Q) terrain for (E) knockups.
Reach your first tank item and use (R) with team follow-up to create picks and control teamfights.
Maintain stable lane control to farm safely and transition into late-game where your scaling and item upgrades outvalue Olaf's early aggression.
Tip: For Ornn vs Olaf, read overview, trading pattern, and danger windows first for a fast Top lane check.