Inflicting tremendous losses and suffering minimally? Only if we ignore the historical record.
R
For you, I will reproduce the casualties for the Overland and Petersburg Campaigns. Here we are:
OVERLAND CAMPAIGN:
Wilderness: 7800 Confederate, 17766 Union
Spotsylvania: 10000 Confederate, 18399 Union
North Anna: 1500 Confederate, 4000 Union
Sheridan's raid: 300 Confederate, 1000 Union
Haw's Shop: 125 Confederate, 400 Union
Totopotomoy Creek: 1100 Confederate, 1100 Union
Cold Harbor: 1500 Confederate, 13000 Union
Trevilian Station: 612 Confederate, 1007 Union
St. Mary's Church: 200 Confederate, 400 Union
TOTAL: 23137 Confederate, 57072 Union
PETERSBURG CAMPAIGN:
1st Petersburg: 80 Confederate, 40 Union
2nd Petersburg: 3000 Confederate, 12000 Union
Jerusalem Plank Road: 570 Confederate, 3000 Union
Wilson-Kautz Raid: 400 Confederate, 1600 Union
1st Deep Bottom: 500 Confederate, 700 Union
Crater: 1500 Confederate, 6000 Union
2nd Deep Bottom: 1000 Confederate, 3000 Union
Globe Tavern: 1600 Confederate, 4500 Union
2nd Ream's Station: 800 Confederate, 3000 Union
Beefsteak Raid: 14 Confederate, 304 Union
Chaffin's Farm: 2000 Confederate, 3000 Union
Peebles' Farm: 900 Confederate, 3000 Union
Darbytown and New Market Roads: 700 Confederate, 700 Union
Darbytown Road: 400 Confederate, 500 Union
Fair Oaks and Darbytown Road: 100 Confederate, 1603 Union
Boydton Plank Road: 1000 Confederate, 2000 Union
Hatcher's Run: 1100 Confederate, 1600 Union
Fort Stedman: 4000 Confederate, 2800 Union
TOTAL: 19664 Confederate, 49347 Union
TOTAL FOR BOTH CAMPAIGNS: 42801 Confederate, 106419 Union
Civil War Scholar.