Maro Itoje led from the front when his lions made two of two on Australian soil – which ran in eight attempts.
But the men of Andy Farrell made a late injury when Elliot Daly, himself a late call-up of the start XV, ended with an arm injury after 66 minutes.
And Itoje went down on the shoulder after a blow, but continued to make sure that his side came safely over the line.
Daly tried a tackle on Home Full-back Jock Campbell when he stopped his left arm and was replaced and later seen with blood that came out of a bandage on the limb.
Itoje was everywhere for the lions, the line outs dominated, bossed the breakdown and scored an attempt in the second half.
There were other tasks for the boss Andy Farrell with a half of the air Finn Russell Performing the backs and England Wing Tommy Freeman scored twice in another powerful display and Jac Morgan won the battle on the deck.
The lions were hit by the late withdrawal of Ireland Full-back Hugo Keenan, who was mentioned as sick, and Daly was parachuted from outside the 23 to start.
Keenan has not played on the Tour so far, after a calf injury, but is expected to be fit to face the Waratahs in Sydney on Saturday with the time to make a claim for a test spot.
That means that the versatile Saracen is mentioned in a Lions 23 for the last 11 games that extend to the opening match of the tourists in South Africa in 2021.
The Lions led 21-21 during the break, but had been in a hurry from a Reds side that went through first blood through the first Wasps Prop Jeff Toomaga-Affairs in seven minutes.
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But Freeman, with a neat finish, got the lions in, but Queensland Center Josh Flook made the best of a leap that Duhan van der Merwe Bambooezled to get the hosts in front.
Itoje’s side then returned with a double Salvo from Prop Andrew Porter And Van der Merwe stormed a short pass by Jamison Gibson-Park before the skipper stormed at 44 minutes.
Morgan, now the only Welshe player who was on tour, it ended as a competition when he hit a strong line of Alex Mitchell’s pass to have a great evening for the Osprey in Cap.
Freeman took a second and Married Jones walked in from 50 meters before Daly was enforced, but the lions were at home and excluded.
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