Good and bad planets for Leo Ascendant / Simha Lagna

Leo ascendant lord is the sun. It's moolatrikona in Leo only.
Good planets :
Mars: as the ruler of 4th and 9th houses, Kendra & Kona /trine, Mars becomes " raja yoga karaka" for Leo's. As sun and Mars are also friendly planets.
Jupiter: as the lord of 5th and 8th houses, Jupiter gives good results. As Jupiter had its moolatrikona in 5th House, as 8th is not completely a bad house.
Sun: as the Lagna lord, and also its moolatrikona in 1st house, the sun gives benefic results.
Bad or negative planets :
Mercury: as the lord of 11th House mercury gives bad results. As it also rules the 2nd house, a maraka House, and also its moolatrikona in Virgo, the 2nd house. Here mercury can cause death.
Saturn: Saturn rules 6th and 7th houses, and also Saturn is the natural enemy of the sun. So Saturn gives bad results.
Venus: as the lord of 3rd and 10th Houses, Venus gives bad results. It's moolatrikona in Libra of 3rd house.
For Leo ascendants, both mercury and Saturn give maraka effects.
For any Ascendant lords of 3, 6, and 11th houses give negative results. Its the basic rule.