You should focus on maxing chronos to 3 and then spam rmb.
Mark flanks and damage champs with high damage output for self sustain.
You also have high damage potential with your minigun and you should support your flanks by damaging the enemy
Chronos
Armor
Reduce the Cooldown of all your abilities by 30%.
Level 3
Level 2
Kill to Heal
Armor
Getting a kill or elimination heals you for 400 Health, unaffected by Anti-Healing.
Level 2
Master Riding
Armor
Increase your Mount Speed by 30%.
Level 2
Grand Design
Mark of Fate
Grants Marked ally 12.5% Lifesteal and Corvus shares 100% of the Healing done due to the Marked target's granted Lifesteal.
Level 5
Shadow Tribunal
Mark of Fate
Mark of Fate now provides to its target an additional 25% of the Healing done to other allies with Abyssal Reconstruction.
Level 5
The Price of Salvation
Abyssal Reconstruction
Heal for 240 over 1s after Healing an ally with Abyssal Reconstruction.
Level 3
Condemnation
Armor
Increase the Healing you do by 5% while at or below 70% Health.
Level 1
Extraplanar Power
Projection
Increase your Movement Speed by 6% for 3s after activating Projection.
Level 1
Spreading Influence
Mark of Fate
Decrease the percentage of Healing given to Marked targets by 20%, but you can have two Marks out at a time.
Level 1
corvus is effective against almost all tanks and can definitely beat these champs
you should try to avoid 1v1 against these champion because you will probably die